Re: sum ( time) problem
От | Willem de Jong |
---|---|
Тема | Re: sum ( time) problem |
Дата | |
Msg-id | Xns95015355D7F61Jongdatdnaservicesdo@200.46.204.72 обсуждение исходный текст |
Ответ на | Re: sum ( time) problem (Willem de Jong <Willumpie@xs4all.nl>) |
Список | pgsql-sql |
I'm afraid it is the only solution... Thanks for reply bruno@wolff.to (Bruno Wolff III) wrote in news:20040601140334.GA24188 @wolff.to: > On Thu, May 27, 2004 at 11:14:58 +0000, > Willem de Jong <Willumpie@xs4all.nl> wrote: >> >> >> >> If i do a sum(time) the result is like this '1 day 18:00:00'. But i'd >> >> like to get a result like this '42:00:00'. >> >> >> >> How can i realise is by a query? > > You can do something like the following: (not completely tested) > select extract(epoch from sum(time))/3600 || ':' || > extract(minutes from sum(time)) || ':' || > extract(seconds from sum(time)); > > I am not sure if the above will work right for negative intervals. > > ---------------------------(end of broadcast)--------------------------- > TIP 7: don't forget to increase your free space map settings > >
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